The requested vessel with name MARWAN 16 and MMSI:0 and IMO:6600084 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
MARWAN 2 N/A 471035000 Oct 11, 2017 18:23 UTC
MARWAN 2 N/A 470490200 Aug 13, 2013 00:48 UTC

Also, you may try to find the vessel in our comprehensive Vessels Database or track this ship on the map.